TW351730B - Device of three-stage fluidized bed furance type for reducing fine iron ore - Google Patents
Device of three-stage fluidized bed furance type for reducing fine iron oreInfo
- Publication number
- TW351730B TW351730B TW085116375A TW85116375A TW351730B TW 351730 B TW351730 B TW 351730B TW 085116375 A TW085116375 A TW 085116375A TW 85116375 A TW85116375 A TW 85116375A TW 351730 B TW351730 B TW 351730B
- Authority
- TW
- Taiwan
- Prior art keywords
- pipe
- fluidized bed
- bed furnace
- cyclone
- gas
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950065208A KR100213327B1 (ko) | 1995-12-29 | 1995-12-29 | 분철광석의 3단 유동층로식 환원장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW351730B true TW351730B (en) | 1999-02-01 |
Family
ID=19446976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW085116375A TW351730B (en) | 1995-12-29 | 1996-12-31 | Device of three-stage fluidized bed furance type for reducing fine iron ore |
Country Status (14)
Country | Link |
---|---|
US (1) | US5897829A (zh) |
EP (1) | EP0812364A1 (zh) |
JP (1) | JP3180119B2 (zh) |
KR (1) | KR100213327B1 (zh) |
CN (1) | CN1060813C (zh) |
AU (1) | AU687138B2 (zh) |
BR (1) | BR9607055A (zh) |
CA (1) | CA2213123C (zh) |
CZ (1) | CZ292497A3 (zh) |
RU (1) | RU2128713C1 (zh) |
SK (1) | SK126397A3 (zh) |
TW (1) | TW351730B (zh) |
WO (1) | WO1997024463A1 (zh) |
ZA (1) | ZA9610910B (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100276339B1 (ko) * | 1996-12-23 | 2000-12-15 | 이구택 | 엑스자형 순환관을 갖는 분철광석의 3단 유동층로식 환원장치 |
EP0889974B1 (en) * | 1996-12-28 | 2000-10-18 | POHANG IRON & STEEL CO., LTD. | Fluidized bed type reducing system for reducing fine iron ore |
KR100236194B1 (ko) * | 1997-12-20 | 1999-12-15 | 이구택 | 분철광석의 2단 유동층식 예비환원장치 |
KR100321050B1 (ko) * | 1998-12-09 | 2002-04-17 | 이구택 | 분철광석의유동층식예비환원장치및이를이용한예비환원방법 |
AU746094B2 (en) * | 1999-06-21 | 2002-04-18 | Pohang Iron & Steel Co., Ltd. | 2-stage fluidized bed type fine iron ore reducing apparatus, and reducing method using the apparatus |
WO2001054819A1 (en) * | 2000-01-28 | 2001-08-02 | Pacific Edge Holdings Pty Ltd | Process for upgrading low rank carbonaceous material |
US6910536B2 (en) * | 2000-04-24 | 2005-06-28 | Shell Oil Company | In situ thermal processing of a hydrocarbon containing formation using a natural distributed combustor |
AU2004246926B2 (en) | 2003-06-13 | 2008-10-02 | Kawada Construction Co., Ltd. | Greening system |
KR100732461B1 (ko) * | 2005-12-26 | 2007-06-27 | 주식회사 포스코 | 분철광석의 장입 및 배출을 개선한 용철제조방법 및 이를이용한 용철제조장치 |
AT503593B1 (de) * | 2006-04-28 | 2008-03-15 | Siemens Vai Metals Tech Gmbh | Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten aus feinteilchenförmigem eisenoxidhältigem material |
CN101519707B (zh) * | 2008-02-28 | 2010-12-01 | 宝山钢铁股份有限公司 | 一种用于粉铁矿预还原的多级流化床装置及工艺 |
CN101261080B (zh) * | 2008-03-13 | 2010-06-02 | 赵建文 | 一种分体组合式微波加热焙炼还原炉 |
CN103667571B (zh) * | 2013-12-31 | 2015-06-03 | 中国科学院过程工程研究所 | 一种铁精矿粉体流态化直接还原的***及方法 |
JP7347447B2 (ja) * | 2019-01-21 | 2023-09-20 | 日油株式会社 | 固形石けん |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3246978A (en) * | 1963-04-19 | 1966-04-19 | Exxon Research Engineering Co | Fluid bed process |
JPH01114653A (ja) * | 1987-10-28 | 1989-05-08 | Matsushita Seiko Co Ltd | 電力デマンド制御装置 |
US5192486A (en) * | 1990-03-30 | 1993-03-09 | Fior De Venezuela | Plant and process for fluidized bed reduction of ore |
DE4131962C2 (de) * | 1991-09-25 | 1998-03-26 | Hismelt Corp Pty Ltd | Verfahren und Vorrichtung zur Behandlung von heissen Gasen mit Feststoffen in einem Wirbelbett |
AT402937B (de) * | 1992-05-22 | 1997-09-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur direktreduktion von teilchenförmigem eisenoxidhältigem material |
US5531424A (en) * | 1993-04-19 | 1996-07-02 | Fior De Venezuela | Fluidized bed direct reduction plant |
US5370727A (en) * | 1993-04-19 | 1994-12-06 | Fior De Venezuela | Fluidized process for direct reduction |
-
1995
- 1995-12-29 KR KR1019950065208A patent/KR100213327B1/ko not_active IP Right Cessation
-
1996
- 1996-12-28 AU AU12122/97A patent/AU687138B2/en not_active Ceased
- 1996-12-28 US US08/894,802 patent/US5897829A/en not_active Expired - Fee Related
- 1996-12-28 WO PCT/KR1996/000261 patent/WO1997024463A1/en not_active Application Discontinuation
- 1996-12-28 CN CN96192253A patent/CN1060813C/zh not_active Expired - Fee Related
- 1996-12-28 RU RU97115898A patent/RU2128713C1/ru active
- 1996-12-28 CZ CZ972924A patent/CZ292497A3/cs unknown
- 1996-12-28 JP JP52423797A patent/JP3180119B2/ja not_active Expired - Fee Related
- 1996-12-28 CA CA002213123A patent/CA2213123C/en not_active Expired - Fee Related
- 1996-12-28 SK SK1263-97A patent/SK126397A3/sk unknown
- 1996-12-28 EP EP96943367A patent/EP0812364A1/en not_active Withdrawn
- 1996-12-28 BR BR9607055A patent/BR9607055A/pt not_active IP Right Cessation
- 1996-12-30 ZA ZA9610910A patent/ZA9610910B/xx unknown
- 1996-12-31 TW TW085116375A patent/TW351730B/zh active
Also Published As
Publication number | Publication date |
---|---|
KR100213327B1 (ko) | 1999-08-02 |
RU2128713C1 (ru) | 1999-04-10 |
AU687138B2 (en) | 1998-02-19 |
US5897829A (en) | 1999-04-27 |
WO1997024463A1 (en) | 1997-07-10 |
CA2213123A1 (en) | 1997-07-10 |
BR9607055A (pt) | 1997-12-30 |
JPH10503244A (ja) | 1998-03-24 |
AU1212297A (en) | 1997-07-28 |
CN1060813C (zh) | 2001-01-17 |
JP3180119B2 (ja) | 2001-06-25 |
CA2213123C (en) | 2001-10-02 |
SK126397A3 (en) | 1998-04-08 |
ZA9610910B (en) | 1997-07-23 |
CZ292497A3 (cs) | 1998-06-17 |
KR970043095A (ko) | 1997-07-26 |
CN1176666A (zh) | 1998-03-18 |
EP0812364A1 (en) | 1997-12-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TW351730B (en) | Device of three-stage fluidized bed furance type for reducing fine iron ore | |
CA1259859A (en) | Circulating fluidized bed reactor temperature control | |
JP4769873B2 (ja) | 粉鉄鉱石の装入及び排出を改善した溶鉄製造方法及びこれを利用した溶鉄製造装置 | |
AU706405B2 (en) | 3-stage fluidized bed type fine iron ore reducing apparatus having X shaped circulating tubes | |
CA2320411A1 (en) | Fine solids recycle in a circulating fluidized bed | |
CA1078893A (en) | Transfer pipe system | |
RU98117803A (ru) | Трехступенчатое устройство для восстановления мелкозернистой железной руды в псевдоожиженном слое | |
AU655699B2 (en) | Process and apparatus for cooling hot solids coming from a fluidized bed reactor | |
CZ372998A3 (cs) | Způsob zpracování částicového materiálu procesem ve fluidní vrstvě, nádoba a zařízení k provádění způsobu | |
AU7119091A (en) | Prereduction furnace of a smelting reduction facility of iron ore | |
JPH10506960A (ja) | 微細鉄鉱石の予備還元用2段式流動床炉及び該炉を使用した微細鉄鉱石の予備還元方法 | |
US4591335A (en) | Process for reheating and conveying a granular heat carrier | |
WO2000034531A1 (en) | Fluidized bed type fine iron ore reducing apparatus, and method therefor | |
US6235079B1 (en) | Two step twin-single fluidized bed pre-reduction apparatus for pre-reducing fine iron ore, and method therefor | |
US6136065A (en) | Method and device for direct reduction of ore fines | |
KR940008447B1 (ko) | 배가스를 이용하는 철광석분류 장치 및 이를 이용하는 철광석의 예비환원방법 | |
ES2107517T3 (es) | Instalacion de tratamiento de reduccion del mineral de hierro en lecho fluidificado circulante. | |
JPH09159371A (ja) | 循環流動層還元装置の外部粒子循環装置 | |
JPH0649520A (ja) | 流動層炉 | |
JPS5698412A (en) | Composition adjustment of recirculating gas in fluidized reduction method of iron ore due to recirculation of heat medium particle | |
KR960023102A (ko) | 분철광석의 유동층식 환원로 | |
ES2121972T3 (es) | Instalacion de reduccion de mineral de hierro que emplea un lecho fluidizado circulante. | |
KR970043092A (ko) | 중/미립 환원철의 괴성화 장치 및 괴성화 방법 | |
JPH09272911A (ja) | 循環流動層還元装置及びその操業方法 | |
KR960023099A (ko) | 분철광석의 유동층식 환원로 |